Roughness Oxidation LithiumNiobate VortexCore Temperature GalliumPhosphide SiWafer OpticalElement membrane Layer Ptfe contact ForceVolumeMapping lithography Bacteria MfmAmplitude Subhajjit Polyethylene Ito SiliconOxide AtomicSteps Stiffness Wonseok Copper LightEmission PhthalocyaninePraseodymium self-assembled_monolayer SThM Korea Polystyrene Conductive AFM Co/Cr/Pt LateralForce AM_KPFM Inorganic